Semi-automatic firearm



FIG. 1 is an elevational view showing the right side of the firearm embodying our design;

FIG. 2 is an elevational view showing the left side of the firearm embodying our design;

FIG. 3 is a top plan view of the firearm of FIG. 1;

FIG. 4 is a front elevational view of the firearm embodying our design; and

FIG. 5 is an isometric view of the firearm of FIG. 1.

The characteristic features of our design reside principally in the rear top portion of the slide and the front appearance of the semi-automatic firearm. 

The ornamental design for a semi-automatic firearm, as shown and described. 